#include "widget.h"
#include "ui_widget.h"
#include <QDebug>

Widget::Widget(QWidget *parent)
    : QWidget(parent)
    , ui(new Ui::Widget)
{
    ui->setupUi(this);
}

Widget::~Widget()
{
    delete ui;
}


void Widget::on_pushButton_clicked()
{
    // 1. 获取到两个时间
    QDateTime timeOld = ui->dateTimeEdit->dateTime();
    QDateTime timeNew = ui->dateTimeEdit_2->dateTime();
    qDebug() << timeOld;
    qDebug() << timeNew;
    // 2.计算日期差值
    //int days = timeOld.daysTo(timeNew);
    int seconds= timeOld.secsTo(timeNew);
    int hours = (seconds / 3600) % 24;
    int days = seconds / (3600 * 24);
    ui->label->setText(QString("在一起的时间：") + QString::number(days) +
                       QString("天零") + QString::number(hours) + QString("小时"));

}
